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Finding the Fourth Proportional to 295,371.28, 407,607.15 and 168,044.14

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Solution

The fourth proportional to 295,371.28, 407,607.15 and 168,044.14 is: 231,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,371.28 : 407,607.15 = 168,044.14 : x
  2. Step 2: Convert to fraction form
    295,371.28/407,607.15 = 168,044.14/x
  3. Step 3: Cross multiply
    295,371.28x = 407,607.15 × 168,044.14
  4. Step 4: Simplify right side
    295,371.28x = 68,495,992,979.60
  5. Step 5: Solve for x
    x = 68,495,992,979.60/295,371.28
  6. Step 6: Final answer
    x = 231,897.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.